Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yuji Yamaguchi | Toyota | 122 |
| 2 | Satoru Ono | Seiko Epson | 92 |
| 3 | Takemi Yamamoto | Brother Kogyo | 67 |
| #4 | Takeshi Morita | Mitsubishi Electric | 60 |
| #5 | Hiroaki Fujino | Omron | 24 |
| #6 | Masafumi Saito | Honda Motor Co. | 20 |
| #6 | Shigeki Hashimoto | Sony | 20 |
| #8 | Masanori Tomioka | Uchiyama Manufacturing | 18 |
| #9 | Koichi Wani | Sumitomo Electric Industries | 17 |
| #10 | Yoshinori Hitomi | Toyota | 14 |
| #11 | Kazuhisa Abe | Sumitomo Heavy Industries | 6 |
| #12 | Takehiko Nara | Panasonic | 4 |
| #12 | Hiroya Ikeda | Dow A F-Tec Co. | 4 |